Very likely the seller doesn't know the income-producing value of those extra spaces and therefore has not included it in their pricing.

You may see a difference if you're selling to an investor that would price it as an income producing property. 

They'll produce a title commitment with the requirements they think are necessary to get you insurable title.

This comes with time and experience but a book that helped me tremendously (not really a sales book, though) was "Boundaries" by Henry Cloud.The most common challenges for RE Agents early relate to generating leads and focusing on income producing activity.I would consider spending 50-75% of your side-hustle time on income generating activities. 

I would highly recommend you sell and do a 1031 exchange into something that will produce income, like a rental property.

Last year, the city required a bank statement, which was not overly difficult for me to produce; however, this year the city of Chicago required either a homeowners exemption or a state license showing the exact address and unit for the listed AirBnB. 

This becomes EQUITY, which can be leveraged 4 to 1 to purchase income producing property.4.

Our main issue is that we are getting exhausted with people who say they're cash buyers and can't produce a POF.

Although taxes and purchase price may be more with a multi family the fact that there are multiple units for rent tend to be much more income being produced.   

., assets that tend to produce income for more than a year) are expensed over a specified "useful life."